<template>
	<view>
		<top-navigation backIconColor='#000' isShow isFix>
			<template #center-slot>
				<view  class="paihang" >
					<x-btn @tap="saveBack">保存返回</x-btn>
				</view>
			</template>
		</top-navigation>
		<view class="">
			<x-btn :padd="0"><text style="font-size: 20rpx;">提示:所有信息保存在本地缓存,请勿清除缓存,不对内容丢失负任何责任</text></x-btn>
			
		</view>
		<view>
 
			<view class='wrapper'>
				<view class='toolbar' @tap="format" style="height: 120px;overflow-y: auto;">
					<view :class="formats.bold ? 'ql-active' : ''" class="iconfont icon-zitijiacu" data-name="bold">
					</view>
					<view :class="formats.italic ? 'ql-active' : ''" class="iconfont icon-zitixieti" data-name="italic">
					</view>
					<view :class="formats.underline ? 'ql-active' : ''" class="iconfont icon-zitixiahuaxian"
						data-name="underline"></view>
					<view :class="formats.strike ? 'ql-active' : ''" class="iconfont icon-zitishanchuxian"
						data-name="strike"></view>
					<!-- #ifndef MP-BAIDU -->
					<view :class="formats.align === 'left' ? 'ql-active' : ''" class="iconfont icon-zuoduiqi"
						data-name="align" data-value="left"></view>
					<!-- #endif -->
					<view :class="formats.align === 'center' ? 'ql-active' : ''" class="iconfont icon-juzhongduiqi"
						data-name="align" data-value="center"></view>
					<view :class="formats.align === 'right' ? 'ql-active' : ''" class="iconfont icon-youduiqi"
						data-name="align" data-value="right"></view>
					<view :class="formats.align === 'justify' ? 'ql-active' : ''" class="iconfont icon-zuoyouduiqi"
						data-name="align" data-value="justify"></view>
					<!-- #ifndef MP-BAIDU -->
					<view :class="formats.lineHeight ? 'ql-active' : ''" class="iconfont icon-line-height"
						data-name="lineHeight" data-value="2"></view>
					<view :class="formats.letterSpacing ? 'ql-active' : ''" class="iconfont icon-Character-Spacing"
						data-name="letterSpacing" data-value="2em"></view>
					<view :class="formats.marginTop ? 'ql-active' : ''" class="iconfont icon-722bianjiqi_duanqianju"
						data-name="marginTop" data-value="20px"></view>
					<view :class="formats.marginBottom ? 'ql-active' : ''" class="iconfont icon-723bianjiqi_duanhouju"
						data-name="marginBottom" data-value="20px"></view>
					<!-- #endif -->
 
					<view class="iconfont icon-clearedformat" @tap="removeFormat"></view>
 
					<!-- #ifndef MP-BAIDU -->
					<!-- 					<view :class="formats.fontFamily ? 'ql-active' : ''" class="iconfont icon-font"
					data-name="fontFamily" data-value="Pacifico"></view> -->
					<view :class="formats.fontSize === '24px' ? 'ql-active' : ''" class="iconfont icon-fontsize" data-name="fontSize" data-value="24px"></view>
					<!-- #endif -->
					<view :class="formats.color === '#0000ff' ? 'ql-active' : ''" class="iconfont icon-text_color" data-name="color" data-value="#0000ff"></view>
					<view :class="formats.backgroundColor === '#00ff00' ? 'ql-active' : ''" class="iconfont icon-fontbgcolor" data-name="backgroundColor" data-value="#00ff00"></view>
					<view class="iconfont icon-date" @tap="insertDate"></view>
					<view class="iconfont icon--checklist" data-name="list" data-value="check"></view>
					<view :class="formats.list === 'ordered' ? 'ql-active' : ''" class="iconfont icon-youxupailie" data-name="list" data-value="ordered"></view>
					<view :class="formats.list === 'bullet' ? 'ql-active' : ''" class="iconfont icon-wuxupailie" data-name="list" data-value="bullet"></view>
 
					<view class="iconfont icon-undo" @tap="undo"></view>
					<view class="iconfont icon-redo" @tap="redo"></view>
 
					<view class="iconfont icon-outdent" data-name="indent" data-value="-1"></view>
					<view class="iconfont icon-indent" data-name="indent" data-value="+1"></view>
					<view class="iconfont icon-fengexian" @tap="insertDivider"></view>
					<view class="iconfont icon-charutupian" @tap="insertImage"></view>
					<view :class="formats.header === 1 ? 'ql-active' : ''" class="iconfont icon-format-header-1" data-name="header" :data-value="1"></view>
					<view :class="formats.script === 'sub' ? 'ql-active' : ''" class="iconfont icon-zitixiabiao" data-name="script" data-value="sub"></view>
					<view :class="formats.script === 'super' ? 'ql-active' : ''" class="iconfont icon-zitishangbiao" data-name="script" data-value="super"></view>
 
					<view class="iconfont icon-shanchu" @tap="clear"></view>
 
					<view :class="formats.direction === 'rtl' ? 'ql-active' : ''" class="iconfont icon-direction-rtl" data-name="direction" data-value="rtl"></view>
				</view>
 
				<view class="editor-wrapper">
					<editor 
						id="editor" 
						class="ql-container" 
						placeholder="开始输入..." 
						show-img-size 
						show-img-toolbar 
						show-img-resize 
						@statuschange="onStatusChange" 
						:read-only="readOnly" 
						@ready="onEditorReady" 
						@blur="blur"
						@input="whenInput"
					></editor>
					<view class="" style="text-align: center;margin-bottom: 30rpx;">
						<x-btn @tap="clickBtnSubmit">保存</x-btn>
					</view>
				</view>
 
 
			</view>
		</view>
	</view>
</template>
 
 
<script setup>
	// 基础
	import {
		ref,
		reactive,
		onMounted,
		computed,
		getCurrentInstance
	} from 'vue'
	const saveBack = (e)=>{
		uni.setStorageSync('notes',editorContent.html)
		uni.navigateBack()
	}
	const save = (e)=>{
		uni.setStorageSync('notes',editorContent.html)
		uni.showToast({
			title:'保存成功'
		})
	}
	onMounted(()=>{
		editorContent.html = uni.getStorageSync('notes') || ''
	})
	// 页面元素
	const {
		ctx,
		proxy
	} = getCurrentInstance()
 
	// 富文本
	const editorCtx = ref(null)
	const formats = reactive({})
	const readOnly = ref(false)
	
	// 富文本 内容
	const editorContent = reactive({
		// 带标签内容
		html: '',
		
		// 纯文本内容
		text: ''
	})
 
	function blur(e) {
		console.log('失去焦点')
		console.log('更新HTML')
		editorContent.html = e.detail.html
	}
 
	function readOnlyChange() {
		readOnly.value = !readOnly.value
	}
 
	function onEditorReady() {
		// #ifdef MP-BAIDU
		editorCtx.value = requireDynamicLib('editorLib').createEditorContext('editor');
		// #endif
 
		// #ifdef APP-PLUS || MP-WEIXIN || H5
		uni.createSelectorQuery().in(proxy).select('#editor').context((res) => {
			editorCtx.value = res.context
			// 初始化HTML内容
			editorCtx.value.setContents({//赋值
				html: editorContent.html
			})
		}).exec()
		// #endif
	}
 
	function undo() {
		editorCtx.value.undo()
	}
 
	function redo() {
		editorCtx.value.redo()
	}
 
	function format(e) {
		let {
			name,
			value
		} = e.target.dataset
		if (!name) return
		// console.log('format', name, value)
		editorCtx.value.format(name, value)
	}
 
	function onStatusChange(e) {
		formats.value = e.detail
	}
 
	function insertDivider() {
		editorCtx.value.insertDivider({
			success: function() {
				console.log('insert divider success')
			}
		})
	}
 
	function clear() {
		uni.showModal({
			title: '清空编辑器',
			content: '确定清空编辑器全部内容？',
			success: res => {
				if (res.confirm) {
					editorCtx.value.clear({
						success: function(res) {
							console.log("clear success")
						}
					})
				}
			}
		})
	}
 
	function removeFormat() {
		editorCtx.value.removeFormat()
	}
 
	function insertDate() {
		const date = new Date()
		const formatDate = `${date.getFullYear()}/${date.getMonth() + 1}/${date.getDate()}`
		editorCtx.value.insertText({
			text: formatDate
		})
	}
	
	
	function whenInput (e) {
		// 带标签内容
		editorContent.html = e.detail.html
		
		// 纯文本内容
		editorContent.text = e.detail.text
	}
	
	
	function clickBtnSubmit () {
		console.log('>> 点击提交 > 内容')
		console.log(editorContent.html)
		save(editorContent.html)
		uni.showToast({
			icon: 'none',
			title: editorContent.html
		})
	}
	
 
	function insertImage() {
		uni.chooseImage({
			count: 1,
			success: (res) => {
				// 本地路径
				let localPath = res.tempFilePaths[0]
				
				// 在此可以自定义图片上传
				// 在此可以自定义图片上传
				// 在此可以自定义图片上传
				// ...
				let onlinePath = localPath
				
				// 插入图片
				editorCtx.value.insertImage({
					src: onlinePath,
					alt: '图像',
					success: function() {
						console.log('insert image success')
					}
				})
			}
		})
	}
	
</script>
 
 
<style>
	@import "./editor-icon.css";
	.page-body {
		height: calc(100vh - var(--window-top) - var(--status-bar-height));
	}
 
	.wrapper {
		height: 100%;
	}
 
	.editor-wrapper {
		background: #fff;
		
		/* 编辑器高度 - 满屏 */
		/* height: calc(100vh - var(--window-top) - var(--status-bar-height) - 140px); */
		
		/* 编辑器高度 - 满屏矮一点 */
		height: calc(100vh - var(--window-top) - var(--status-bar-height) - 240px);
	}
 
	.iconfont {
		display: inline-block;
		padding: 8px 8px;
		width: 24px;
		height: 24px;
		cursor: pointer;
		font-size: 20px;
	}
 
	.toolbar {
		box-sizing: border-box;
		border-bottom: 0;
		font-family: 'Helvetica Neue', 'Helvetica', 'Arial', sans-serif;
	}
 
	.ql-container {
		box-sizing: border-box;
		padding: 12px 15px;
		width: 100%;
		min-height: 30vh;
		height: 100%;
		margin-top: 20px;
		font-size: 16px;
		line-height: 1.5;
	}
 
	.ql-active {
		color: #06c;
	}
</style>
 
 
